Future Perfect Simple

Future Perfect
Affirmative	He will have spoken.
Negative	He will not have spoken.
Interrogative	Will he have spoken?
Form	will + have + past participle (past participle of regular verbs: verb + ed | Past participle of irregular verbs: forms differ and should be learned by heart. This is a list of irregular verbs)
Uses	action that will be finished at a certain time in the future

Future Perfect Simple

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Future perfect simple

Form of the future perfect simple:

will	have	past participle

Affirmative	Negative	Interrogative
I will / 'll have finished.	I will not / won't have finished.	will you have finished?

NOTE:

I will have finished = I'll have finished

I will not have finished = I won't have finished

Examples:

• I will have finished my English homework by the time my mother arrives.
• Will you have finished your English homework by the time your mother arrives?

Use of the simple future simple:

The Future Perfect shows that something will occur before:

1. another action occurs in the future
2. or before a specific time in the future.

Examples:

• By the end of this weekend, I will have revised my lessons.
• By the time her husband arrives home, she will have prepared dinner.
• I won't have finished this task by the end of June